[packages/kernel] - up to 5.4.14
arekm
arekm at pld-linux.org
Thu Jan 23 11:24:14 CET 2020
commit 43982f53f5296b4632de074de82722f2f5202ea3
Author: Arkadiusz Miśkiewicz <arekm at maven.pl>
Date: Thu Jan 23 11:23:58 2020 +0100
- up to 5.4.14
kernel-aufs5.patch | 362 ++++++++++++++++++++++++-----------------------------
kernel.spec | 6 +-
2 files changed, 164 insertions(+), 204 deletions(-)
---
diff --git a/kernel.spec b/kernel.spec
index 048e96ec..c64228cf 100644
--- a/kernel.spec
+++ b/kernel.spec
@@ -69,7 +69,7 @@
%define rel 1
%define basever 5.4
-%define postver .13
+%define postver .14
# define this to '-%{basever}' for longterm branch
%define versuffix %{nil}
@@ -123,7 +123,7 @@ Source0: https://www.kernel.org/pub/linux/kernel/v5.x/linux-%{basever}.tar.xz
# Source0-md5: ce9b2d974d27408a61c53a30d3f98fb9
%if "%{postver}" != ".0"
Patch0: https://www.kernel.org/pub/linux/kernel/v5.x/patch-%{version}.xz
-# Patch0-md5: 39df617747325255dcd8e37bad5d9519
+# Patch0-md5: ba6780088d4451aa1e8f6ebb2de79eab
%endif
Source1: kernel.sysconfig
@@ -197,7 +197,7 @@ Patch101: kernel-vserver-fixes.patch
# Patch creation:
# git clone git://github.com/sfjro/aufs5-standalone.git
# cd aufs5-standalone
-# git checkout -b aufs5.2 origin/aufs5.2
+# git checkout -b aufs5.4 origin/aufs5.4
# cat aufs5-kbuild.patch aufs5-base.patch aufs5-mmap.patch aufs5-standalone.patch > ~/rpm/packages/kernel/kernel-aufs5.patch
# rm -rf linux && mkdir linux; cp -a Documentation fs include linux
# diff -urN /usr/share/empty linux | filterdiff -x linux/include/uapi/linux/Kbuild >> ~/rpm/packages/kernel/kernel-aufs5.patch
diff --git a/kernel-aufs5.patch b/kernel-aufs5.patch
index 422443a4..f7e60c9c 100644
--- a/kernel-aufs5.patch
+++ b/kernel-aufs5.patch
@@ -1,11 +1,11 @@
SPDX-License-Identifier: GPL-2.0
-aufs5.x-rcN kbuild patch
+aufs5.4 kbuild patch
diff --git a/fs/Kconfig b/fs/Kconfig
-index bfb1c6095c7a..bddba5bb307e 100644
+index 2501e6f1f965..38a6a5991da9 100644
--- a/fs/Kconfig
+++ b/fs/Kconfig
-@@ -261,6 +261,7 @@ source "fs/romfs/Kconfig"
+@@ -264,6 +264,7 @@ source "fs/pstore/Kconfig"
source "fs/sysv/Kconfig"
source "fs/ufs/Kconfig"
source "fs/erofs/Kconfig"
@@ -14,7 +14,7 @@ index bfb1c6095c7a..bddba5bb307e 100644
endif # MISC_FILESYSTEMS
diff --git a/fs/Makefile b/fs/Makefile
-index d60089fd689b..924c16a40b00 100644
+index 14231b4cf383..8765e191ebe0 100644
--- a/fs/Makefile
+++ b/fs/Makefile
@@ -132,3 +132,4 @@ obj-$(CONFIG_CEPH_FS) += ceph/
@@ -23,13 +23,13 @@ index d60089fd689b..924c16a40b00 100644
obj-$(CONFIG_EROFS_FS) += erofs/
+obj-$(CONFIG_AUFS_FS) += aufs/
SPDX-License-Identifier: GPL-2.0
-aufs5.x-rcN base patch
+aufs5.4 base patch
diff --git a/MAINTAINERS b/MAINTAINERS
-index a50e97a63bc8..bd7c76319a85 100644
+index 9d3a5c54a41d..f33398b47c42 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
-@@ -2822,6 +2822,19 @@ F: include/linux/audit.h
+@@ -2832,6 +2832,19 @@ F: include/linux/audit.h
F: include/uapi/linux/audit.h
F: kernel/audit*
@@ -50,7 +50,7 @@ index a50e97a63bc8..bd7c76319a85 100644
M: Miguel Ojeda Sandonis <miguel.ojeda.sandonis at gmail.com>
S: Maintained
diff --git a/drivers/block/loop.c b/drivers/block/loop.c
-index ab7ca5989097..80d06084b043 100644
+index f6f77eaa7217..5e094699215e 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -738,6 +738,24 @@ static int loop_change_fd(struct loop_device *lo, struct block_device *bdev,
@@ -92,7 +92,7 @@ index e88cf0554e65..7ce4ccf5a51c 100644
{
struct dentry *this_parent;
diff --git a/fs/fcntl.c b/fs/fcntl.c
-index 3d40771e8e7c..d62303c5472a 100644
+index 3d40771e8e7c..12dd73930961 100644
--- a/fs/fcntl.c
+++ b/fs/fcntl.c
@@ -32,7 +32,7 @@
@@ -100,7 +100,7 @@ index 3d40771e8e7c..d62303c5472a 100644
#define SETFL_MASK (O_APPEND | O_NONBLOCK | O_NDELAY | O_DIRECT | O_NOATIME)
-static int setfl(int fd, struct file * filp, unsigned long arg)
-+int setfl(int fd, struct file * filp, unsigned long arg)
++int setfl(int fd, struct file *filp, unsigned long arg)
{
struct inode * inode = file_inode(filp);
int error = 0;
@@ -114,10 +114,10 @@ index 3d40771e8e7c..d62303c5472a 100644
return error;
diff --git a/fs/inode.c b/fs/inode.c
-index 0f1e3b563c47..43df8452f97d 100644
+index fef457a42882..aaeacde398ee 100644
--- a/fs/inode.c
+++ b/fs/inode.c
-@@ -1670,7 +1670,7 @@ EXPORT_SYMBOL(generic_update_time);
+@@ -1673,7 +1673,7 @@ EXPORT_SYMBOL(generic_update_time);
* This does the actual work of updating an inodes time or version. Must have
* had called mnt_want_write() before calling this.
*/
@@ -127,7 +127,7 @@ index 0f1e3b563c47..43df8452f97d 100644
int (*update_time)(struct inode *, struct timespec64 *, int);
diff --git a/fs/namespace.c b/fs/namespace.c
-index d28d30b13043..34c8093ddb1d 100644
+index 2adfe7b166a3..0f7e57e5f4b7 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -776,6 +776,12 @@ static inline int check_mnt(struct mount *mnt)
@@ -144,7 +144,7 @@ index d28d30b13043..34c8093ddb1d 100644
* vfsmount lock must be held for write
*/
diff --git a/fs/read_write.c b/fs/read_write.c
-index 5bbf587f5bc1..3265bb84f152 100644
+index 5bbf587f5bc1..fa9b3994b34c 100644
--- a/fs/read_write.c
+++ b/fs/read_write.c
@@ -498,6 +498,28 @@ static ssize_t __vfs_write(struct file *file, const char __user *p,
@@ -159,7 +159,7 @@ index 5bbf587f5bc1..3265bb84f152 100644
+ return fop->read;
+ if (fop->read_iter)
+ return new_sync_read;
-+ return ERR_PTR(-ENOSYS);
++ return ERR_PTR(-ENOSYS); /* doesn't have ->read(|_iter)() op */
+}
+
+vfs_writef_t vfs_writef(struct file *file)
@@ -170,7 +170,7 @@ index 5bbf587f5bc1..3265bb84f152 100644
+ return fop->write;
+ if (fop->write_iter)
+ return new_sync_write;
-+ return ERR_PTR(-ENOSYS);
++ return ERR_PTR(-ENOSYS); /* doesn't have ->write(|_iter)() op */
+}
+
ssize_t __kernel_write(struct file *file, const void *buf, size_t count, loff_t *pos)
@@ -218,18 +218,18 @@ index 4d1ff010bc5a..457f4e4a5cc1 100644
if (wait)
sync_inodes_sb(sb);
diff --git a/include/linux/fs.h b/include/linux/fs.h
-index 997a530ff4e9..3dbec51c2037 100644
+index e0d909d35763..381a13995011 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
-@@ -1331,6 +1331,7 @@ extern void fasync_free(struct fasync_struct *);
+@@ -1349,6 +1349,7 @@ extern void fasync_free(struct fasync_struct *);
/* can be called from interrupts */
extern void kill_fasync(struct fasync_struct **, int, int);
-+extern int setfl(int fd, struct file * filp, unsigned long arg);
++extern int setfl(int fd, struct file *filp, unsigned long arg);
extern void __f_setown(struct file *filp, struct pid *, enum pid_type, int force);
extern int f_setown(struct file *filp, unsigned long arg, int force);
extern void f_delown(struct file *filp);
-@@ -1810,6 +1811,7 @@ struct file_operations {
+@@ -1835,6 +1836,7 @@ struct file_operations {
ssize_t (*sendpage) (struct file *, struct page *, int, size_t, loff_t *, int);
unsigned long (*get_unmapped_area)(struct file *, unsigned long, unsigned long, unsigned long, unsigned long);
int (*check_flags)(int);
@@ -237,7 +237,7 @@ index 997a530ff4e9..3dbec51c2037 100644
int (*flock) (struct file *, int, struct file_lock *);
ssize_t (*splice_write)(struct pipe_inode_info *, struct file *, loff_t *, size_t, unsigned int);
ssize_t (*splice_read)(struct file *, loff_t *, struct pipe_inode_info *, size_t, unsigned int);
-@@ -1880,6 +1882,12 @@ ssize_t rw_copy_check_uvector(int type, const struct iovec __user * uvector,
+@@ -1905,6 +1907,12 @@ ssize_t rw_copy_check_uvector(int type, const struct iovec __user * uvector,
struct iovec *fast_pointer,
struct iovec **ret_pointer);
@@ -250,7 +250,7 @@ index 997a530ff4e9..3dbec51c2037 100644
extern ssize_t __vfs_read(struct file *, char __user *, size_t, loff_t *);
extern ssize_t vfs_read(struct file *, char __user *, size_t, loff_t *);
extern ssize_t vfs_write(struct file *, const char __user *, size_t, loff_t *);
-@@ -2298,6 +2306,7 @@ extern int current_umask(void);
+@@ -2325,6 +2333,7 @@ extern int current_umask(void);
extern void ihold(struct inode * inode);
extern void iput(struct inode *);
extern int generic_update_time(struct inode *, struct timespec64 *, int);
@@ -258,7 +258,7 @@ index 997a530ff4e9..3dbec51c2037 100644
/* /sys/fs */
extern struct kobject *fs_kobj;
-@@ -2586,6 +2595,7 @@ static inline bool sb_is_blkdev_sb(struct super_block *sb)
+@@ -2613,6 +2622,7 @@ static inline bool sb_is_blkdev_sb(struct super_block *sb)
return false;
}
#endif
@@ -267,10 +267,10 @@ index 997a530ff4e9..3dbec51c2037 100644
extern const struct file_operations def_blk_fops;
extern const struct file_operations def_chr_fops;
diff --git a/include/linux/lockdep.h b/include/linux/lockdep.h
-index 0b0d7259276d..12d18e180348 100644
+index b8a835fd611b..f452521f2e05 100644
--- a/include/linux/lockdep.h
+++ b/include/linux/lockdep.h
-@@ -334,6 +334,8 @@ static inline int lockdep_match_key(struct lockdep_map *lock,
+@@ -331,6 +331,8 @@ static inline int lockdep_match_key(struct lockdep_map *lock,
return lock->key == key;
}
@@ -279,7 +279,7 @@ index 0b0d7259276d..12d18e180348 100644
/*
* Acquire a lock.
*
-@@ -476,6 +478,7 @@ struct lockdep_map { };
+@@ -473,6 +475,7 @@ struct lockdep_map { };
#define lockdep_depth(tsk) (0)
@@ -322,7 +322,7 @@ index 74b4911ac16d..19789fbea567 100644
+ unsigned int flags);
#endif
diff --git a/kernel/locking/lockdep.c b/kernel/locking/lockdep.c
-index 4861cf8e274b..ec87ccf82025 100644
+index 233459c03b5a..407c08ac8ac8 100644
--- a/kernel/locking/lockdep.c
+++ b/kernel/locking/lockdep.c
@@ -153,7 +153,7 @@ static
@@ -343,7 +343,7 @@ index 4861cf8e274b..ec87ccf82025 100644
#ifdef CONFIG_LOCK_STAT
static DEFINE_PER_CPU(struct lock_class_stats[MAX_LOCKDEP_KEYS], cpu_lock_stats);
SPDX-License-Identifier: GPL-2.0
-aufs5.x-rcN mmap patch
+aufs5.4 mmap patch
diff --git a/fs/proc/base.c b/fs/proc/base.c
index ebea9501afb8..dc7edc5f7267 100644
@@ -375,7 +375,7 @@ index 14c2badb8fd9..65afe5287e43 100644
ino = inode->i_ino;
}
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c
-index 731642e0f5a0..e8d6259de65b 100644
+index 9442631fd4af..1fa8a5fcdeee 100644
--- a/fs/proc/task_mmu.c
+++ b/fs/proc/task_mmu.c
@@ -309,7 +309,10 @@ show_map_vma(struct seq_file *m, struct vm_area_struct *vma)
@@ -390,15 +390,15 @@ index 731642e0f5a0..e8d6259de65b 100644
dev = inode->i_sb->s_dev;
ino = inode->i_ino;
pgoff = ((loff_t)vma->vm_pgoff) << PAGE_SHIFT;
-@@ -1807,7 +1810,7 @@ static int show_numa_map(struct seq_file *m, void *v)
+@@ -1819,7 +1822,7 @@ static int show_numa_map(struct seq_file *m, void *v)
struct proc_maps_private *proc_priv = &numa_priv->proc_maps;
struct vm_area_struct *vma = v;
struct numa_maps *md = &numa_priv->md;
- struct file *file = vma->vm_file;
+ struct file *file = vma_pr_or_file(vma);
struct mm_struct *mm = vma->vm_mm;
- struct mm_walk walk = {
- .hugetlb_entry = gather_hugetlb_stats,
+ struct mempolicy *pol;
+ char buffer[64];
diff --git a/fs/proc/task_nommu.c b/fs/proc/task_nommu.c
index 7907e6419e57..d17209cf52bc 100644
--- a/fs/proc/task_nommu.c
@@ -416,10 +416,10 @@ index 7907e6419e57..d17209cf52bc 100644
ino = inode->i_ino;
pgoff = (loff_t)vma->vm_pgoff << PAGE_SHIFT;
diff --git a/include/linux/mm.h b/include/linux/mm.h
-index 0334ca97c584..3bdae823daee 100644
+index a2adf95b3f9c..70e1dccc1283 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
-@@ -1538,6 +1538,28 @@ static inline void unmap_shared_mapping_range(struct address_space *mapping,
+@@ -1510,6 +1510,28 @@ static inline void unmap_shared_mapping_range(struct address_space *mapping,
unmap_mapping_range(mapping, holebegin, holelen, 0);
}
@@ -449,10 +449,10 @@ index 0334ca97c584..3bdae823daee 100644
void *buf, int len, unsigned int gup_flags);
extern int access_remote_vm(struct mm_struct *mm, unsigned long addr,
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
-index 6a7a1083b6fb..461db8843e32 100644
+index 270aa8fd2800..33848c2165e2 100644
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
-@@ -262,6 +262,7 @@ struct vm_region {
+@@ -267,6 +267,7 @@ struct vm_region {
unsigned long vm_top; /* region allocated to here */
unsigned long vm_pgoff; /* the offset in vm_file corresponding to vm_start */
struct file *vm_file; /* the backing file or NULL */
@@ -460,7 +460,7 @@ index 6a7a1083b6fb..461db8843e32 100644
int vm_usage; /* region usage count (access under nommu_region_sem) */
bool vm_icache_flushed : 1; /* true if the icache has been flushed for
-@@ -336,6 +337,7 @@ struct vm_area_struct {
+@@ -341,6 +342,7 @@ struct vm_area_struct {
unsigned long vm_pgoff; /* Offset (within vm_file) in PAGE_SIZE
units */
struct file * vm_file; /* File we map to (can be NULL). */
@@ -469,10 +469,10 @@ index 6a7a1083b6fb..461db8843e32 100644
#ifdef CONFIG_SWAP
diff --git a/kernel/fork.c b/kernel/fork.c
-index 541fd805fb88..3208fcf3b3c9 100644
+index 13b38794efb5..ede7225bae95 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
-@@ -553,7 +553,7 @@ static __latent_entropy int dup_mmap(struct mm_struct *mm,
+@@ -562,7 +562,7 @@ static __latent_entropy int dup_mmap(struct mm_struct *mm,
struct inode *inode = file_inode(file);
struct address_space *mapping = file->f_mapping;
@@ -482,10 +482,10 @@ index 541fd805fb88..3208fcf3b3c9 100644
atomic_dec(&inode->i_writecount);
i_mmap_lock_write(mapping);
diff --git a/mm/Makefile b/mm/Makefile
-index d0b295c3b764..6156cd3d1ab0 100644
+index d996846697ef..fbadb91df4e4 100644
--- a/mm/Makefile
+++ b/mm/Makefile
-@@ -39,7 +39,7 @@ obj-y := filemap.o mempool.o oom_kill.o fadvise.o \
+@@ -42,7 +42,7 @@ obj-y := filemap.o mempool.o oom_kill.o fadvise.o \
mm_init.o mmu_context.o percpu.o slab_common.o \
compaction.o vmacache.o \
interval_tree.o list_lru.o workingset.o \
@@ -495,10 +495,10 @@ index d0b295c3b764..6156cd3d1ab0 100644
# Give 'page_alloc' its own module-parameter namespace
page-alloc-y := page_alloc.o
diff --git a/mm/filemap.c b/mm/filemap.c
-index d0cf700bf201..5cac93e7bf67 100644
+index 85b7d087eb45..115275a4a0e2 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
-@@ -2721,7 +2721,7 @@ vm_fault_t filemap_page_mkwrite(struct vm_fault *vmf)
+@@ -2696,7 +2696,7 @@ vm_fault_t filemap_page_mkwrite(struct vm_fault *vmf)
vm_fault_t ret = VM_FAULT_LOCKED;
sb_start_pagefault(inode->i_sb);
@@ -508,7 +508,7 @@ index d0cf700bf201..5cac93e7bf67 100644
if (page->mapping != inode->i_mapping) {
unlock_page(page);
diff --git a/mm/mmap.c b/mm/mmap.c
-index 7e8c3e8ae75f..d8a903f61262 100644
+index a7d8c84d19b7..9c350dc3f570 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -182,7 +182,7 @@ static struct vm_area_struct *remove_vma(struct vm_area_struct *vma)
@@ -520,7 +520,7 @@ index 7e8c3e8ae75f..d8a903f61262 100644
mpol_put(vma_policy(vma));
vm_area_free(vma);
return next;
-@@ -931,7 +931,7 @@ int __vma_adjust(struct vm_area_struct *vma, unsigned long start,
+@@ -940,7 +940,7 @@ int __vma_adjust(struct vm_area_struct *vma, unsigned long start,
if (remove_next) {
if (file) {
uprobe_munmap(next, next->vm_start, next->vm_end);
@@ -529,7 +529,7 @@ index 7e8c3e8ae75f..d8a903f61262 100644
}
if (next->anon_vma)
anon_vma_merge(vma, next);
-@@ -1847,8 +1847,8 @@ unsigned long mmap_region(struct file *file, unsigned long addr,
+@@ -1865,8 +1865,8 @@ unsigned long mmap_region(struct file *file, unsigned long addr,
return addr;
unmap_and_free_vma:
@@ -539,7 +539,7 @@ index 7e8c3e8ae75f..d8a903f61262 100644
/* Undo any partial mapping done by a device driver. */
unmap_region(mm, vma, prev, vma->vm_start, vma->vm_end);
-@@ -2680,7 +2680,7 @@ int __split_vma(struct mm_struct *mm, struct vm_area_struct *vma,
+@@ -2695,7 +2695,7 @@ int __split_vma(struct mm_struct *mm, struct vm_area_struct *vma,
goto out_free_mpol;
if (new->vm_file)
@@ -548,7 +548,7 @@ index 7e8c3e8ae75f..d8a903f61262 100644
if (new->vm_ops && new->vm_ops->open)
new->vm_ops->open(new);
-@@ -2699,7 +2699,7 @@ int __split_vma(struct mm_struct *mm, struct vm_area_struct *vma,
+@@ -2714,7 +2714,7 @@ int __split_vma(struct mm_struct *mm, struct vm_area_struct *vma,
if (new->vm_ops && new->vm_ops->close)
new->vm_ops->close(new);
if (new->vm_file)
@@ -557,7 +557,7 @@ index 7e8c3e8ae75f..d8a903f61262 100644
unlink_anon_vmas(new);
out_free_mpol:
mpol_put(vma_policy(new));
-@@ -2890,7 +2890,7 @@ SYSCALL_DEFINE5(remap_file_pages, unsigned long, start, unsigned long, size,
+@@ -2906,7 +2906,7 @@ SYSCALL_DEFINE5(remap_file_pages, unsigned long, start, unsigned long, size,
struct vm_area_struct *vma;
unsigned long populate = 0;
unsigned long ret = -EINVAL;
@@ -566,7 +566,7 @@ index 7e8c3e8ae75f..d8a903f61262 100644
pr_warn_once("%s (%d) uses deprecated remap_file_pages() syscall. See Documentation/vm/remap_file_pages.rst.\n",
current->comm, current->pid);
-@@ -2965,10 +2965,27 @@ SYSCALL_DEFINE5(remap_file_pages, unsigned long, start, unsigned long, size,
+@@ -2981,10 +2981,27 @@ SYSCALL_DEFINE5(remap_file_pages, unsigned long, start, unsigned long, size,
}
}
@@ -595,7 +595,7 @@ index 7e8c3e8ae75f..d8a903f61262 100644
out:
up_write(&mm->mmap_sem);
if (populate)
-@@ -3258,7 +3275,7 @@ struct vm_area_struct *copy_vma(struct vm_area_struct **vmap,
+@@ -3274,7 +3291,7 @@ struct vm_area_struct *copy_vma(struct vm_area_struct **vmap,
if (anon_vma_clone(new_vma, vma))
goto out_free_mempol;
if (new_vma->vm_file)
@@ -605,7 +605,7 @@ index 7e8c3e8ae75f..d8a903f61262 100644
new_vma->vm_ops->open(new_vma);
vma_link(mm, new_vma, prev, rb_link, rb_parent);
diff --git a/mm/nommu.c b/mm/nommu.c
-index fed1b6e9c89b..0d43b248ed54 100644
+index 99b7ec318824..de5b6cd162fe 100644
--- a/mm/nommu.c
+++ b/mm/nommu.c
@@ -552,7 +552,7 @@ static void __put_nommu_region(struct vm_region *region)
@@ -741,7 +741,7 @@ index 000000000000..024cdcfae1b1
+}
+#endif /* !CONFIG_MMU */
SPDX-License-Identifier: GPL-2.0
-aufs5.x-rcN standalone patch
+aufs5.4 standalone patch
diff --git a/fs/dcache.c b/fs/dcache.c
index 7ce4ccf5a51c..00d7e6a08026 100644
@@ -764,7 +764,7 @@ index 7ce4ccf5a51c..00d7e6a08026 100644
/**
* d_ancestor - search for an ancestor
diff --git a/fs/exec.c b/fs/exec.c
-index f7f6a140856a..1a740f3c42ba 100644
+index 555e93c7dec8..dad39c6b3878 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -110,6 +110,7 @@ bool path_noexec(const struct path *path)
@@ -776,10 +776,10 @@ index f7f6a140856a..1a740f3c42ba 100644
#ifdef CONFIG_USELIB
/*
diff --git a/fs/fcntl.c b/fs/fcntl.c
-index d62303c5472a..d4ad34463848 100644
+index 12dd73930961..0468c845190f 100644
--- a/fs/fcntl.c
+++ b/fs/fcntl.c
-@@ -85,6 +85,7 @@ int setfl(int fd, struct file * filp, unsigned long arg)
+@@ -85,6 +85,7 @@ int setfl(int fd, struct file *filp, unsigned long arg)
out:
return error;
}
@@ -788,7 +788,7 @@ index d62303c5472a..d4ad34463848 100644
static void f_modown(struct file *filp, struct pid *pid, enum pid_type type,
int force)
diff --git a/fs/file_table.c b/fs/file_table.c
-index b07b53f24ff5..34b9bbf4c556 100644
+index 30d55c9a1744..34b9bbf4c556 100644
--- a/fs/file_table.c
+++ b/fs/file_table.c
@@ -162,6 +162,7 @@ struct file *alloc_empty_file(int flags, const struct cred *cred)
@@ -799,7 +799,7 @@ index b07b53f24ff5..34b9bbf4c556 100644
/*
* Variant of alloc_empty_file() that doesn't check and modify nr_files.
-@@ -374,6 +376,7 @@ void __fput_sync(struct file *file)
+@@ -375,6 +376,7 @@ void __fput_sync(struct file *file)
}
EXPORT_SYMBOL(fput);
@@ -808,10 +808,10 @@ index b07b53f24ff5..34b9bbf4c556 100644
void __init files_init(void)
{
diff --git a/fs/inode.c b/fs/inode.c
-index 43df8452f97d..8a5c14630ff0 100644
+index aaeacde398ee..5be87f2d3828 100644
--- a/fs/inode.c
+++ b/fs/inode.c
-@@ -1679,6 +1679,7 @@ int update_time(struct inode *inode, struct timespec64 *time, int flags)
+@@ -1682,6 +1682,7 @@ int update_time(struct inode *inode, struct timespec64 *time, int flags)
return update_time(inode, time, flags);
}
@@ -820,7 +820,7 @@ index 43df8452f97d..8a5c14630ff0 100644
/**
* touch_atime - update the access time
diff --git a/fs/namespace.c b/fs/namespace.c
-index 34c8093ddb1d..2b64af58b643 100644
+index 0f7e57e5f4b7..516c2f397d33 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -431,6 +431,7 @@ void __mnt_drop_write(struct vfsmount *mnt)
@@ -839,7 +839,7 @@ index 34c8093ddb1d..2b64af58b643 100644
/*
* vfsmount lock must be held for write
-@@ -1900,6 +1902,7 @@ int iterate_mounts(int (*f)(struct vfsmount *, void *), void *arg,
+@@ -1903,6 +1905,7 @@ int iterate_mounts(int (*f)(struct vfsmount *, void *), void *arg,
}
return 0;
}
@@ -847,9 +847,11 @@ index 34c8093ddb1d..2b64af58b643 100644
static void lock_mnt_tree(struct mount *mnt)
{
---- linux-5.4/fs/notify/group.c~ 2019-11-25 01:32:01.000000000 +0100
-+++ linux-5.4/fs/notify/group.c 2019-11-26 20:14:34.917150671 +0100
-@@ -99,6 +99,7 @@ void fsnotify_get_group(struct fsnotify_
+diff --git a/fs/notify/group.c b/fs/notify/group.c
+index 133f723aca07..0b9f7f6d8390 100644
+--- a/fs/notify/group.c
++++ b/fs/notify/group.c
+@@ -99,6 +99,7 @@ void fsnotify_get_group(struct fsnotify_group *group)
{
refcount_inc(&group->refcnt);
}
@@ -858,7 +860,7 @@ index 34c8093ddb1d..2b64af58b643 100644
/*
* Drop a reference to a group. Free it if it's through.
diff --git a/fs/open.c b/fs/open.c
-index a59abe3c669a..78809163ba03 100644
+index b62f5c0923a8..89af4b9c7319 100644
--- a/fs/open.c
+++ b/fs/open.c
@@ -65,6 +65,7 @@ int do_truncate(struct dentry *dentry, loff_t length, unsigned int time_attrs,
@@ -870,7 +872,7 @@ index a59abe3c669a..78809163ba03 100644
long vfs_truncate(const struct path *path, loff_t length)
{
diff --git a/fs/read_write.c b/fs/read_write.c
-index 3265bb84f152..5b2dbddb0efe 100644
+index fa9b3994b34c..eb0e2c6ebaff 100644
--- a/fs/read_write.c
+++ b/fs/read_write.c
@@ -468,6 +468,7 @@ ssize_t vfs_read(struct file *file, char __user *buf, size_t count, loff_t *pos)
@@ -883,7 +885,7 @@ index 3265bb84f152..5b2dbddb0efe 100644
{
@@ -508,6 +509,7 @@ vfs_readf_t vfs_readf(struct file *file)
return new_sync_read;
- return ERR_PTR(-ENOSYS);
+ return ERR_PTR(-ENOSYS); /* doesn't have ->read(|_iter)() op */
}
+EXPORT_SYMBOL_GPL(vfs_readf);
@@ -891,7 +893,7 @@ index 3265bb84f152..5b2dbddb0efe 100644
{
@@ -519,6 +521,7 @@ vfs_writef_t vfs_writef(struct file *file)
return new_sync_write;
- return ERR_PTR(-ENOSYS);
+ return ERR_PTR(-ENOSYS); /* doesn't have ->write(|_iter)() op */
}
+EXPORT_SYMBOL_GPL(vfs_writef);
@@ -950,7 +952,7 @@ index 90dd78f0eb27..40b01dd1b14a 100644
ssize_t
__vfs_getxattr(struct dentry *dentry, struct inode *inode, const char *name,
diff --git a/kernel/locking/lockdep.c b/kernel/locking/lockdep.c
-index ec87ccf82025..739d1c8a81f5 100644
+index 407c08ac8ac8..d7f71842f8a2 100644
--- a/kernel/locking/lockdep.c
+++ b/kernel/locking/lockdep.c
@@ -174,6 +174,7 @@ inline struct lock_class *lockdep_hlock_class(struct held_lock *hlock)
@@ -980,10 +982,10 @@ index 725674f3276d..83f6494c52a2 100644
}
+EXPORT_SYMBOL_GPL(__devcgroup_check_permission);
diff --git a/security/security.c b/security/security.c
-index 250ee2d76406..2765042d4846 100644
+index 1bc000f834e2..306f2c9f7ee2 100644
--- a/security/security.c
+++ b/security/security.c
-@@ -996,6 +996,7 @@ int security_path_rmdir(const struct path *dir, struct dentry *dentry)
+@@ -1036,6 +1036,7 @@ int security_path_rmdir(const struct path *dir, struct dentry *dentry)
return 0;
return call_int_hook(path_rmdir, 0, dir, dentry);
}
@@ -991,7 +993,7 @@ index 250ee2d76406..2765042d4846 100644
int security_path_unlink(const struct path *dir, struct dentry *dentry)
{
-@@ -1012,6 +1013,7 @@ int security_path_symlink(const struct path *dir, struct dentry *dentry,
+@@ -1052,6 +1053,7 @@ int security_path_symlink(const struct path *dir, struct dentry *dentry,
return 0;
return call_int_hook(path_symlink, 0, dir, dentry, old_name);
}
@@ -999,7 +1001,7 @@ index 250ee2d76406..2765042d4846 100644
int security_path_link(struct dentry *old_dentry, const struct path *new_dir,
struct dentry *new_dentry)
-@@ -1020,6 +1022,7 @@ int security_path_link(struct dentry *old_dentry, const struct path *new_dir,
+@@ -1060,6 +1062,7 @@ int security_path_link(struct dentry *old_dentry, const struct path *new_dir,
return 0;
return call_int_hook(path_link, 0, old_dentry, new_dir, new_dentry);
}
@@ -1007,7 +1009,7 @@ index 250ee2d76406..2765042d4846 100644
int security_path_rename(const struct path *old_dir, struct dentry *old_dentry,
const struct path *new_dir, struct dentry *new_dentry,
-@@ -1047,6 +1050,7 @@ int security_path_truncate(const struct path *path)
+@@ -1087,6 +1090,7 @@ int security_path_truncate(const struct path *path)
return 0;
return call_int_hook(path_truncate, 0, path);
}
@@ -1015,7 +1017,7 @@ index 250ee2d76406..2765042d4846 100644
int security_path_chmod(const struct path *path, umode_t mode)
{
-@@ -1054,6 +1058,7 @@ int security_path_chmod(const struct path *path, umode_t mode)
+@@ -1094,6 +1098,7 @@ int security_path_chmod(const struct path *path, umode_t mode)
return 0;
return call_int_hook(path_chmod, 0, path, mode);
}
@@ -1023,7 +1025,7 @@ index 250ee2d76406..2765042d4846 100644
int security_path_chown(const struct path *path, kuid_t uid, kgid_t gid)
{
-@@ -1061,6 +1066,7 @@ int security_path_chown(const struct path *path, kuid_t uid, kgid_t gid)
+@@ -1101,6 +1106,7 @@ int security_path_chown(const struct path *path, kuid_t uid, kgid_t gid)
return 0;
return call_int_hook(path_chown, 0, path, uid, gid);
}
@@ -1031,7 +1033,7 @@ index 250ee2d76406..2765042d4846 100644
int security_path_chroot(const struct path *path)
{
-@@ -1161,6 +1167,7 @@ int security_inode_permission(struct inode *inode, int mask)
+@@ -1201,6 +1207,7 @@ int security_inode_permission(struct inode *inode, int mask)
return 0;
return call_int_hook(inode_permission, 0, inode, mask);
}
@@ -1039,7 +1041,7 @@ index 250ee2d76406..2765042d4846 100644
int security_inode_setattr(struct dentry *dentry, struct iattr *attr)
{
-@@ -1338,6 +1345,7 @@ int security_file_permission(struct file *file, int mask)
+@@ -1378,6 +1385,7 @@ int security_file_permission(struct file *file, int mask)
return fsnotify_perm(file, mask);
}
@@ -2542,8 +2544,8 @@ diff -urN /usr/share/empty/Documentation/filesystems/aufs/design/10dynop.txt lin
+regular files only.
diff -urN /usr/share/empty/Documentation/filesystems/aufs/README linux/Documentation/filesystems/aufs/README
--- /usr/share/empty/Documentation/filesystems/aufs/README 1970-01-01 01:00:00.000000000 +0100
-+++ linux/Documentation/filesystems/aufs/README 2019-07-11 15:42:14.455570938 +0200
-@@ -0,0 +1,399 @@
++++ linux/Documentation/filesystems/aufs/README 2020-01-23 09:59:36.748660743 +0100
+@@ -0,0 +1,401 @@
+
+Aufs5 -- advanced multi layered unification filesystem version 5.x
+http://aufs.sf.net
@@ -2818,7 +2820,8 @@ diff -urN /usr/share/empty/Documentation/filesystems/aufs/README linux/Documenta
+ the internal locks for LOCKDEP is necessary. LOCKDEP is a debugging
+ feature of linux kernel. If you enable CONFIG_LOCKDEP, then you will
+ need to apply this debug patch to expand several constant values.
-+ If don't know what LOCKDEP is, then you don't have apply this patch.
++ If you don't know what LOCKDEP is, then you don't have apply this
++ patch.
+
+
+4. Usage
@@ -2868,6 +2871,7 @@ diff -urN /usr/share/empty/Documentation/filesystems/aufs/README linux/Documenta
+ system, instead of the date you downloaded.
+- configuration (define/undefine CONFIG_AUFS_xxx)
+- kernel configuration or /proc/config.gz (if you have it)
++- LSM (linux security module, if you are using)
+- behaviour which you think to be incorrect
+- actual operation, reproducible one is better
+- mailto: aufs-users at lists.sourceforge.net
@@ -10948,7 +10952,7 @@ diff -urN /usr/share/empty/fs/aufs/dir.h linux/fs/aufs/dir.h
+#endif /* __AUFS_DIR_H__ */
diff -urN /usr/share/empty/fs/aufs/dirren.c linux/fs/aufs/dirren.c
--- /usr/share/empty/fs/aufs/dirren.c 1970-01-01 01:00:00.000000000 +0100
-+++ linux/fs/aufs/dirren.c 2019-07-11 15:42:14.462237786 +0200
++++ linux/fs/aufs/dirren.c 2020-01-23 09:59:36.748660743 +0100
@@ -0,0 +1,1316 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
@@ -11033,7 +11037,7 @@ diff -urN /usr/share/empty/fs/aufs/dirren.c linux/fs/aufs/dirren.c
+ found = 0;
+ idx = au_dr_ihash(ino);
+ hbl = dr->dr_h_ino + idx;
-+#if 0
++#if 0 /* debug print */
+ {
+ struct hlist_bl_node *tmp;
+
@@ -12167,8 +12171,8 @@ diff -urN /usr/share/empty/fs/aufs/dirren.c linux/fs/aufs/dirren.c
+ err = 0;
+ if (!lkup->dirren.drinfo)
+ goto out;
-+ AuDebugOn(lkup->dirren.ninfo < btgt + 1);
-+ drinfo = lkup->dirren.drinfo[btgt + 1];
++ AuDebugOn(lkup->dirren.ninfo <= btgt);
++ drinfo = lkup->dirren.drinfo[btgt];
+ if (!drinfo)
+ goto out;
+
@@ -12197,8 +12201,8 @@ diff -urN /usr/share/empty/fs/aufs/dirren.c linux/fs/aufs/dirren.c
+ match = 1;
+ if (!lkup->dirren.drinfo)
+ goto out;
-+ AuDebugOn(lkup->dirren.ninfo < bindex + 1);
-+ drinfo = lkup->dirren.drinfo[bindex + 1];
++ AuDebugOn(lkup->dirren.ninfo <= bindex);
++ drinfo = lkup->dirren.drinfo[bindex];
+ if (!drinfo)
+ goto out;
+
@@ -15503,7 +15507,7 @@ diff -urN /usr/share/empty/fs/aufs/finfo.c linux/fs/aufs/finfo.c
+}
diff -urN /usr/share/empty/fs/aufs/f_op.c linux/fs/aufs/f_op.c
--- /usr/share/empty/fs/aufs/f_op.c 1970-01-01 01:00:00.000000000 +0100
-+++ linux/fs/aufs/f_op.c 2019-07-11 15:42:14.465571210 +0200
++++ linux/fs/aufs/f_op.c 2020-01-23 09:59:36.748660743 +0100
@@ -0,0 +1,819 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
@@ -15837,7 +15841,7 @@ diff -urN /usr/share/empty/fs/aufs/f_op.c linux/fs/aufs/f_op.c
+ if (unlikely(err))
+ goto out;
+
-+ err = -ENOSYS;
++ err = -ENOSYS; /* the branch doesn't have its ->(read|write)_iter() */
+ iter = NULL;
+ if (rw == MAY_READ)
+ iter = h_file->f_op->read_iter;
@@ -16281,7 +16285,7 @@ diff -urN /usr/share/empty/fs/aufs/f_op.c linux/fs/aufs/f_op.c
+/* ---------------------------------------------------------------------- */
+
+/* no one supports this operation, currently */
-+#if 0
++#if 0 /* reserved for future use */
+static ssize_t aufs_sendpage(struct file *file, struct page *page, int offset,
+ size_t len, loff_t *pos, int more)
+{
@@ -16317,7 +16321,7 @@ diff -urN /usr/share/empty/fs/aufs/f_op.c linux/fs/aufs/f_op.c
+ .setfl = aufs_setfl,
+ .splice_write = aufs_splice_write,
+ .splice_read = aufs_splice_read,
-+#if 0
++#if 0 /* reserved for future use */
+ .aio_splice_write = aufs_aio_splice_write,
+ .aio_splice_read = aufs_aio_splice_read,
+#endif
@@ -17156,8 +17160,8 @@ diff -urN /usr/share/empty/fs/aufs/hfsplus.c linux/fs/aufs/hfsplus.c
+}
diff -urN /usr/share/empty/fs/aufs/hnotify.c linux/fs/aufs/hnotify.c
--- /usr/share/empty/fs/aufs/hnotify.c 1970-01-01 01:00:00.000000000 +0100
-+++ linux/fs/aufs/hnotify.c 2019-07-11 15:42:14.465571210 +0200
-@@ -0,0 +1,721 @@
++++ linux/fs/aufs/hnotify.c 2020-01-23 09:59:36.751994179 +0100
+@@ -0,0 +1,715 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2005-2019 Junjiro R. Okajima
@@ -17342,12 +17346,6 @@ diff -urN /usr/share/empty/fs/aufs/hnotify.c linux/fs/aufs/hnotify.c
+
+out_dpages:
+ au_dpages_free(&dpages);
-+
-+#if 0
-+ /* discard children */
-+ dentry_unhash(dentry);
-+ dput(dentry);
-+#endif
+out:
+ return err;
+}
@@ -18171,7 +18169,7 @@ diff -urN /usr/share/empty/fs/aufs/iinfo.c linux/fs/aufs/iinfo.c
+}
diff -urN /usr/share/empty/fs/aufs/inode.c linux/fs/aufs/inode.c
--- /usr/share/empty/fs/aufs/inode.c 1970-01-01 01:00:00.000000000 +0100
-+++ linux/fs/aufs/inode.c 2019-07-11 15:42:14.468904634 +0200
++++ linux/fs/aufs/inode.c 2020-01-23 09:59:36.751994179 +0100
@@ -0,0 +1,529 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
@@ -18387,7 +18385,7 @@ diff -urN /usr/share/empty/fs/aufs/inode.c linux/fs/aufs/inode.c
+ struct dentry *h_dentry;
+ struct inode *h_inode;
+ struct au_iinfo *iinfo;
-+ struct inode_operations *iop;
++ const struct inode_operations *iop;
+
+ IiMustWriteLock(inode);
+
@@ -18704,7 +18702,7 @@ diff -urN /usr/share/empty/fs/aufs/inode.c linux/fs/aufs/inode.c
+}
diff -urN /usr/share/empty/fs/aufs/inode.h linux/fs/aufs/inode.h
--- /usr/share/empty/fs/aufs/inode.h 1970-01-01 01:00:00.000000000 +0100
-+++ linux/fs/aufs/inode.h 2019-07-11 15:42:14.468904634 +0200
++++ linux/fs/aufs/inode.h 2020-01-23 09:59:36.751994179 +0100
@@ -0,0 +1,698 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
@@ -18865,7 +18863,7 @@ diff -urN /usr/share/empty/fs/aufs/inode.h linux/fs/aufs/inode.h
+ AuIop_OTHER,
+ AuIop_Last
+};
-+extern struct inode_operations aufs_iop[AuIop_Last],
++extern struct inode_operations aufs_iop[AuIop_Last], /* not const */
+ aufs_iop_nogetattr[AuIop_Last];
+
+/* au_wr_dir flags */
@@ -20570,8 +20568,8 @@ diff -urN /usr/share/empty/fs/aufs/i_op_add.c linux/fs/aufs/i_op_add.c
+}
diff -urN /usr/share/empty/fs/aufs/i_op.c linux/fs/aufs/i_op.c
--- /usr/share/empty/fs/aufs/i_op.c 1970-01-01 01:00:00.000000000 +0100
-+++ linux/fs/aufs/i_op.c 2019-09-16 09:38:43.216175640 +0200
-@@ -0,0 +1,1505 @@
++++ linux/fs/aufs/i_op.c 2020-01-23 09:59:57.545973984 +0100
+@@ -0,0 +1,1498 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2005-2019 Junjiro R. Okajima
@@ -20646,19 +20644,6 @@ diff -urN /usr/share/empty/fs/aufs/i_op.c linux/fs/aufs/i_op.c
+ if (!err)
+ err = security_inode_permission(h_inode, mask);
+
-+#if 0
-+ if (!err) {
-+ /* todo: do we need to call ima_path_check()? */
-+ struct path h_path = {
-+ .dentry =
-+ .mnt = h_mnt
-+ };
-+ err = ima_path_check(&h_path,
-+ mask & (MAY_READ | MAY_WRITE | MAY_EXEC),
-+ IMA_COUNT_LEAVE);
-+ }
-+#endif
-+
+out:
+ return err;
+}
@@ -20680,7 +20665,13 @@ diff -urN /usr/share/empty/fs/aufs/i_op.c linux/fs/aufs/i_op.c
+ sb = inode->i_sb;
+ si_read_lock(sb, AuLock_FLUSH);
+ ii_read_lock_child(inode);
-+#if 0
++#if 0 /* reserved for future use */
++ /*
++ * This test may be rather 'too much' since the test is essentially done
++ * in the aufs_lookup(). Theoretically it is possible that the inode
++ * generation doesn't match to the superblock's here. But it isn't a
++ * big deal I suppose.
++ */
+ err = au_iigen_test(inode, au_sigen(sb));
+ if (unlikely(err))
+ goto out;
@@ -20798,7 +20789,7 @@ diff -urN /usr/share/empty/fs/aufs/i_op.c linux/fs/aufs/i_op.c
+ if (inode)
+ atomic_inc(&inode->i_count);
+ ret = d_splice_alias(inode, dentry);
-+#if 0
++#if 0 /* reserved for future use */
+ if (unlikely(d_need_lookup(dentry))) {
+ spin_lock(&dentry->d_lock);
+ dentry->d_flags &= ~DCACHE_NEED_LOOKUP;
@@ -22596,7 +22587,7 @@ diff -urN /usr/share/empty/fs/aufs/i_op_del.c linux/fs/aufs/i_op_del.c
+}
diff -urN /usr/share/empty/fs/aufs/i_op_ren.c linux/fs/aufs/i_op_ren.c
--- /usr/share/empty/fs/aufs/i_op_ren.c 1970-01-01 01:00:00.000000000 +0100
-+++ linux/fs/aufs/i_op_ren.c 2019-07-11 15:42:14.468904634 +0200
++++ linux/fs/aufs/i_op_ren.c 2020-01-23 09:59:36.751994179 +0100
@@ -0,0 +1,1250 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
@@ -23015,7 +23006,7 @@ diff -urN /usr/share/empty/fs/aufs/i_op_ren.c linux/fs/aufs/i_op_ren.c
+ }
+
+ BUG_ON(d_is_positive(a->dst_h_dentry) && a->src_btop != a->btgt);
-+#if 0
++#if 0 /* debugging */
+ BUG_ON(!au_ftest_ren(a->auren_flags, DIRREN)
+ && d_is_positive(a->dst_h_dentry)
+ && a->src_btop != a->btgt);
@@ -25696,7 +25687,7 @@ diff -urN /usr/share/empty/fs/aufs/mvdown.c linux/fs/aufs/mvdown.c
+}
diff -urN /usr/share/empty/fs/aufs/opts.c linux/fs/aufs/opts.c
--- /usr/share/empty/fs/aufs/opts.c 1970-01-01 01:00:00.000000000 +0100
-+++ linux/fs/aufs/opts.c 2019-09-16 09:38:43.216175640 +0200
++++ linux/fs/aufs/opts.c 2020-01-23 09:59:36.751994179 +0100
@@ -0,0 +1,1880 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
@@ -27327,7 +27318,7 @@ diff -urN /usr/share/empty/fs/aufs/opts.c linux/fs/aufs/opts.c
+ if ((br->br_perm & AuBrAttr_ICEX)
+ && !h_dir->i_op->listxattr)
+ br->br_perm &= ~AuBrAttr_ICEX;
-+#if 0
++#if 0 /* untested */
+ if ((br->br_perm & AuBrAttr_ICEX_SEC)
+ && (au_br_sb(br)->s_flags & SB_NOSEC))
+ br->br_perm &= ~AuBrAttr_ICEX_SEC;
@@ -29451,7 +29442,7 @@ diff -urN /usr/share/empty/fs/aufs/sbinfo.c linux/fs/aufs/sbinfo.c
+}
diff -urN /usr/share/empty/fs/aufs/super.c linux/fs/aufs/super.c
--- /usr/share/empty/fs/aufs/super.c 1970-01-01 01:00:00.000000000 +0100
-+++ linux/fs/aufs/super.c 2019-07-11 15:42:14.472238057 +0200
++++ linux/fs/aufs/super.c 2020-01-23 09:59:36.751994179 +0100
@@ -0,0 +1,1047 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
@@ -29701,7 +29692,7 @@ diff -urN /usr/share/empty/fs/aufs/super.c linux/fs/aufs/super.c
+ sb = dentry->d_sb;
+ if (sb->s_flags & SB_POSIXACL)
+ seq_puts(m, ",acl");
-+#if 0
++#if 0 /* reserved for future use */
+ if (sb->s_flags & SB_I_VERSION)
+ seq_puts(m, ",i_version");
+#endif
@@ -30502,7 +30493,7 @@ diff -urN /usr/share/empty/fs/aufs/super.c linux/fs/aufs/super.c
+};
diff -urN /usr/share/empty/fs/aufs/super.h linux/fs/aufs/super.h
--- /usr/share/empty/fs/aufs/super.h 1970-01-01 01:00:00.000000000 +0100
-+++ linux/fs/aufs/super.h 2019-07-11 15:42:14.472238057 +0200
++++ linux/fs/aufs/super.h 2020-01-23 09:59:36.751994179 +0100
@@ -0,0 +1,589 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
@@ -30685,7 +30676,7 @@ diff -urN /usr/share/empty/fs/aufs/super.h linux/fs/aufs/super.h
+ struct hlist_bl_head si_files;
+
+ /* with/without getattr, brother of sb->s_d_op */
-+ struct inode_operations *si_iop_array;
++ const struct inode_operations *si_iop_array;
+
+ /*
+ * sysfs and lifetime management.
@@ -31676,8 +31667,8 @@ diff -urN /usr/share/empty/fs/aufs/sysfs.c linux/fs/aufs/sysfs.c
+}
diff -urN /usr/share/empty/fs/aufs/sysrq.c linux/fs/aufs/sysrq.c
--- /usr/share/empty/fs/aufs/sysrq.c 1970-01-01 01:00:00.000000000 +0100
-+++ linux/fs/aufs/sysrq.c 2019-07-11 15:42:14.475571481 +0200
-@@ -0,0 +1,160 @@
++++ linux/fs/aufs/sysrq.c 2020-01-23 09:59:36.751994179 +0100
+@@ -0,0 +1,149 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2005-2019 Junjiro R. Okajima
@@ -31714,6 +31705,7 @@ diff -urN /usr/share/empty/fs/aufs/sysrq.c linux/fs/aufs/sysrq.c
+ struct hlist_bl_head *files;
+ struct hlist_bl_node *pos;
+ struct au_finfo *finfo;
++ struct inode *i;
+
+ plevel = au_plevel;
+ au_plevel = KERN_WARNING;
@@ -31726,14 +31718,7 @@ diff -urN /usr/share/empty/fs/aufs/sysrq.c linux/fs/aufs/sysrq.c
+ pr("superblock\n");
+ au_dpri_sb(sb);
+
-+#if 0
-+ pr("root dentry\n");
-+ au_dpri_dentry(sb->s_root);
-+ pr("root inode\n");
-+ au_dpri_inode(d_inode(sb->s_root));
-+#endif
-+
-+#if 0
++#if 0 /* reserved */
+ do {
+ int err, i, j, ndentry;
+ struct au_dcsub_pages dpages;
@@ -31754,21 +31739,16 @@ diff -urN /usr/share/empty/fs/aufs/sysrq.c linux/fs/aufs/sysrq.c
+ } while (0);
+#endif
+
-+#if 1
-+ {
-+ struct inode *i;
-+
-+ pr("isolated inode\n");
-+ spin_lock(&sb->s_inode_list_lock);
-+ list_for_each_entry(i, &sb->s_inodes, i_sb_list) {
-+ spin_lock(&i->i_lock);
-+ if (1 || hlist_empty(&i->i_dentry))
-+ au_dpri_inode(i);
-+ spin_unlock(&i->i_lock);
-+ }
-+ spin_unlock(&sb->s_inode_list_lock);
++ pr("isolated inode\n");
++ spin_lock(&sb->s_inode_list_lock);
++ list_for_each_entry(i, &sb->s_inodes, i_sb_list) {
++ spin_lock(&i->i_lock);
++ if (hlist_empty(&i->i_dentry))
++ au_dpri_inode(i);
++ spin_unlock(&i->i_lock);
+ }
-+#endif
++ spin_unlock(&sb->s_inode_list_lock);
++
+ pr("files\n");
+ files = &au_sbi(sb)->si_files;
+ hlist_bl_lock(files);
@@ -31840,7 +31820,7 @@ diff -urN /usr/share/empty/fs/aufs/sysrq.c linux/fs/aufs/sysrq.c
+}
diff -urN /usr/share/empty/fs/aufs/vdir.c linux/fs/aufs/vdir.c
--- /usr/share/empty/fs/aufs/vdir.c 1970-01-01 01:00:00.000000000 +0100
-+++ linux/fs/aufs/vdir.c 2019-07-11 15:42:14.475571481 +0200
++++ linux/fs/aufs/vdir.c 2020-01-23 09:59:36.751994179 +0100
@@ -0,0 +1,896 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
@@ -31939,7 +31919,7 @@ diff -urN /usr/share/empty/fs/aufs/vdir.c linux/fs/aufs/vdir.c
+
+static void nhash_count(struct hlist_head *head)
+{
-+#if 0
++#if 0 /* debugging */
+ unsigned long n;
+ struct hlist_node *pos;
+
@@ -34838,7 +34818,7 @@ diff -urN /usr/share/empty/fs/aufs/wbr_policy.c linux/fs/aufs/wbr_policy.c
+};
diff -urN /usr/share/empty/fs/aufs/whout.c linux/fs/aufs/whout.c
--- /usr/share/empty/fs/aufs/whout.c 1970-01-01 01:00:00.000000000 +0100
-+++ linux/fs/aufs/whout.c 2019-07-11 15:42:14.475571481 +0200
++++ linux/fs/aufs/whout.c 2020-01-23 09:59:36.751994179 +0100
@@ -0,0 +1,1062 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
@@ -35147,7 +35127,7 @@ diff -urN /usr/share/empty/fs/aufs/whout.c linux/fs/aufs/whout.c
+
+ pr_err("%pd (%s) doesn't support link(2), use noplink and rw+nolwh\n",
+ h_root, au_sbtype(h_root->d_sb));
-+ return -ENOSYS;
++ return -ENOSYS; /* the branch doesn't have its ->link() */
+}
+
+/* todo: should this mkdir be done in /sbin/mount.aufs helper? */
@@ -35994,8 +35974,8 @@ diff -urN /usr/share/empty/fs/aufs/whout.h linux/fs/aufs/whout.h
+#endif /* __AUFS_WHOUT_H__ */
diff -urN /usr/share/empty/fs/aufs/wkq.c linux/fs/aufs/wkq.c
--- /usr/share/empty/fs/aufs/wkq.c 1970-01-01 01:00:00.000000000 +0100
-+++ linux/fs/aufs/wkq.c 2019-07-11 15:42:14.475571481 +0200
-@@ -0,0 +1,392 @@
++++ linux/fs/aufs/wkq.c 2020-01-23 09:59:57.545973984 +0100
+@@ -0,0 +1,372 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2005-2019 Junjiro R. Okajima
@@ -36151,8 +36131,8 @@ diff -urN /usr/share/empty/fs/aufs/wkq.c linux/fs/aufs/wkq.c
+ goto out;
+
+ err = 0;
-+#if 0
-+ if (0 && au_debug_test()) /* left for debugging */
++#if 0 /* left for debugging */
++ if (0 && au_debug_test())
+ lockdep_print_held_locks(curr);
+#endif
+ held_locks = curr->held_locks;
@@ -36229,7 +36209,6 @@ diff -urN /usr/share/empty/fs/aufs/wkq.c linux/fs/aufs/wkq.c
+/*
+ * Since struct completion is large, try allocating it dynamically.
+ */
-+#if 1 /* defined(CONFIG_4KSTACKS) || defined(AuTest4KSTACKS) */
+#define AuWkqCompDeclare(name) struct completion *comp = NULL
+
+static int au_wkq_comp_alloc(struct au_wkinfo *wkinfo, struct completion **comp)
@@ -36248,25 +36227,6 @@ diff -urN /usr/share/empty/fs/aufs/wkq.c linux/fs/aufs/wkq.c
+ au_kfree_rcu(comp);
+}
+
-+#else
-+
-+/* no braces */
-+#define AuWkqCompDeclare(name) \
-+ DECLARE_COMPLETION_ONSTACK(_ ## name); \
-+ struct completion *comp = &_ ## name
-+
-+static int au_wkq_comp_alloc(struct au_wkinfo *wkinfo, struct completion **comp)
-+{
-+ wkinfo->comp = *comp;
-+ return 0;
-+}
-+
-+static void au_wkq_comp_free(struct completion *comp __maybe_unused)
-+{
-+ /* empty */
-+}
-+#endif /* 4KSTACKS */
-+
+static void au_wkq_run(struct au_wkinfo *wkinfo)
+{
+ if (au_ftest_wkq(wkinfo->flags, NEST)) {
@@ -36843,7 +36803,7 @@ diff -urN /usr/share/empty/fs/aufs/xattr.c linux/fs/aufs/xattr.c
+}
diff -urN /usr/share/empty/fs/aufs/xino.c linux/fs/aufs/xino.c
--- /usr/share/empty/fs/aufs/xino.c 1970-01-01 01:00:00.000000000 +0100
-+++ linux/fs/aufs/xino.c 2019-07-11 15:42:14.475571481 +0200
++++ linux/fs/aufs/xino.c 2020-01-23 09:59:36.751994179 +0100
@@ -0,0 +1,1965 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
@@ -38202,7 +38162,7 @@ diff -urN /usr/share/empty/fs/aufs/xino.c linux/fs/aufs/xino.c
+ if (unlikely(ul)) {
+ pr_warn("xi_writing %lu\n", ul);
+ hlist_bl_lock(hbl);
-+ hlist_bl_for_each_entry_safe (p, pos, n, hbl, node) {
++ hlist_bl_for_each_entry_safe(p, pos, n, hbl, node) {
+ hlist_bl_del(&p->node);
+ au_kfree_rcu(p);
+ }
@@ -38812,7 +38772,7 @@ diff -urN /usr/share/empty/fs/aufs/xino.c linux/fs/aufs/xino.c
+}
diff -urN /usr/share/empty/include/uapi/linux/aufs_type.h linux/include/uapi/linux/aufs_type.h
--- /usr/share/empty/include/uapi/linux/aufs_type.h 1970-01-01 01:00:00.000000000 +0100
-+++ linux/include/uapi/linux/aufs_type.h 2019-11-25 12:42:00.275843147 +0100
++++ linux/include/uapi/linux/aufs_type.h 2020-01-23 09:59:57.545973984 +0100
@@ -0,0 +1,452 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+/*
@@ -38849,20 +38809,21 @@ diff -urN /usr/share/empty/include/uapi/linux/aufs_type.h linux/include/uapi/lin
+#define pr_fmt(fmt) \
+ AUFS_NAME " %s:%d:%.*s[%d]: " fmt, __func__, __LINE__, \
+ (int)sizeof(current->comm), current->comm, current->pid
++#include <linux/limits.h>
+#else
+#include <stdint.h>
+#include <sys/types.h>
++#include <limits.h>
+#endif /* __KERNEL__ */
+
-+#include <linux/limits.h>
-+
-+#define AUFS_VERSION "5.x-rcN-20191021"
++#define AUFS_VERSION "5.4-20200120"
+
+/* todo? move this to linux-2.6.19/include/magic.h */
+#define AUFS_SUPER_MAGIC ('a' << 24 | 'u' << 16 | 'f' << 8 | 's')
+
+/* ---------------------------------------------------------------------- */
+
++#ifdef __KERNEL__
+#ifdef CONFIG_AUFS_BRANCH_MAX_127
+typedef int8_t aufs_bindex_t;
+#define AUFS_BRANCH_MAX 127
@@ -38877,7 +38838,6 @@ diff -urN /usr/share/empty/include/uapi/linux/aufs_type.h linux/include/uapi/lin
+#endif
+#endif
+
-+#ifdef __KERNEL__
+#ifndef AUFS_BRANCH_MAX
+#error unknown CONFIG_AUFS_BRANCH_MAX value
+#endif
@@ -39267,10 +39227,10 @@ diff -urN /usr/share/empty/include/uapi/linux/aufs_type.h linux/include/uapi/lin
+
+#endif /* __AUFS_TYPE_H__ */
SPDX-License-Identifier: GPL-2.0
-aufs5.x-rcN loopback patch
+aufs5.4 loopback patch
diff --git a/drivers/block/loop.c b/drivers/block/loop.c
-index 80d06084b043..a83cdfec7359 100644
+index 5e094699215e..22b2ecb6cfe8 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -625,6 +625,15 @@ static inline void loop_update_dio(struct loop_device *lo)
@@ -39373,7 +39333,7 @@ index 80d06084b043..a83cdfec7359 100644
lo->transfer = NULL;
lo->ioctl = NULL;
lo->lo_sizelimit = 0;
-@@ -1046,6 +1075,8 @@ static int loop_set_fd(struct loop_device *lo, fmode_t mode,
+@@ -1056,6 +1085,8 @@ static int loop_set_fd(struct loop_device *lo, fmode_t mode,
bd_abort_claiming(bdev, claimed_bdev, loop_set_fd);
out_putf:
fput(file);
@@ -39382,7 +39342,7 @@ index 80d06084b043..a83cdfec7359 100644
out:
/* This is safe: open() is still holding a reference. */
module_put(THIS_MODULE);
-@@ -1092,6 +1123,7 @@ loop_init_xfer(struct loop_device *lo, struct loop_func_table *xfer,
+@@ -1102,6 +1133,7 @@ loop_init_xfer(struct loop_device *lo, struct loop_func_table *xfer,
static int __loop_clr_fd(struct loop_device *lo, bool release)
{
struct file *filp = NULL;
@@ -39390,7 +39350,7 @@ index 80d06084b043..a83cdfec7359 100644
gfp_t gfp = lo->old_gfp_mask;
struct block_device *bdev = lo->lo_device;
int err = 0;
-@@ -1115,6 +1147,7 @@ static int __loop_clr_fd(struct loop_device *lo, bool release)
+@@ -1125,6 +1157,7 @@ static int __loop_clr_fd(struct loop_device *lo, bool release)
spin_lock_irq(&lo->lo_lock);
lo->lo_backing_file = NULL;
@@ -39398,7 +39358,7 @@ index 80d06084b043..a83cdfec7359 100644
spin_unlock_irq(&lo->lo_lock);
loop_release_xfer(lo);
-@@ -1197,6 +1230,8 @@ static int __loop_clr_fd(struct loop_device *lo, bool release)
+@@ -1207,6 +1240,8 @@ static int __loop_clr_fd(struct loop_device *lo, bool release)
*/
if (filp)
fput(filp);
@@ -39408,7 +39368,7 @@ index 80d06084b043..a83cdfec7359 100644
}
diff --git a/drivers/block/loop.h b/drivers/block/loop.h
-index af75a5ee4094..1e6ee5a4f623 100644
+index af75a5ee4094..1d847cb194ff 100644
--- a/drivers/block/loop.h
+++ b/drivers/block/loop.h
@@ -46,7 +46,7 @@ struct loop_device {
@@ -39416,12 +39376,12 @@ index af75a5ee4094..1e6ee5a4f623 100644
unsigned long arg);
- struct file * lo_backing_file;
-+ struct file * lo_backing_file, *lo_backing_virt_file;
++ struct file *lo_backing_file, *lo_backing_virt_file;
struct block_device *lo_device;
void *key_data;
diff --git a/fs/aufs/f_op.c b/fs/aufs/f_op.c
-index 0309f0d502ff..19feb4f3cb5f 100644
+index 240509add504..ae374ce4ded7 100644
--- a/fs/aufs/f_op.c
+++ b/fs/aufs/f_op.c
@@ -359,7 +359,7 @@ static ssize_t aufs_read_iter(struct kiocb *kio, struct iov_iter *iov_iter)
@@ -39480,7 +39440,7 @@ index f31e40aff267..e13fb1a0717a 100644
#endif /* __KERNEL__ */
diff --git a/fs/aufs/super.c b/fs/aufs/super.c
-index a97e2921cb09..f74eb6962684 100644
+index 95df083a5888..2db407f441fe 100644
--- a/fs/aufs/super.c
+++ b/fs/aufs/super.c
@@ -844,7 +844,10 @@ static const struct super_operations aufs_sop = {
@@ -39496,14 +39456,14 @@ index a97e2921cb09..f74eb6962684 100644
/* ---------------------------------------------------------------------- */
diff --git a/include/linux/fs.h b/include/linux/fs.h
-index 3dbec51c2037..38ab7b6c7c6d 100644
+index 381a13995011..215b76e0f9dc 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
-@@ -1948,6 +1948,10 @@ struct super_operations {
+@@ -1973,6 +1973,10 @@ struct super_operations {
struct shrink_control *);
long (*free_cached_objects)(struct super_block *,
struct shrink_control *);
-+#if defined(CONFIG_BLK_DEV_LOOP) || defined(CONFIG_BLK_DEV_LOOP_MODULE)
++#if IS_ENABLED(CONFIG_BLK_DEV_LOOP) || IS_ENABLED(CONFIG_BLK_DEV_LOOP_MODULE)
+ /* and aufs */
+ struct file *(*real_loop)(struct file *);
+#endif
================================================================
---- gitweb:
http://git.pld-linux.org/gitweb.cgi/packages/kernel.git/commitdiff/43982f53f5296b4632de074de82722f2f5202ea3
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